from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A main character in a dramatic or narrative work who is characterized by a lack of traditional heroic qualities, such as idealism or courage.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A protagonist who proceeds in an unheroic manner, such as by criminal means, via cowardly actions, or for mercenary goals.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a protagonist who lacks the characteristics that would make him a hero (or her a heroine)
anti- + hero. (Wiktionary)